A column 450 mm x 450 mm square supports a dead load of 1000 kN and a live load of 780 kN. The allowable soil bearing pressure is 240 kPa. The base of the footing is 1.5 m. below the grade. Assume weight of concrete to be 24 kN/m³ and that of soil to be 18 kN/m³. The total depth of footing is 600 mm with a steel covering of 100 mm. Which of the following gives the effective soil pressure. 2 Which of the following gives the dimension of the footing. Which of the following gives the moment at critical section.

Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN:9781305635180
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter8: Stresses In A Soil Mass
Section: Chapter Questions
Problem 8.22P: A flexible circular footing of radius R carries a uniform pressure q. Find the depth (in terms of R)...
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THE EXPECTED ANSWERS ARE THE FF:
1.) 209.40 Kpa

2.) 2.92 x 2.92 m
3.) 452.88Kn-m

A column 450 mm x 450 mm square supports a dead load of 1000 kN and a
live load of 780 kN. The allowable soil bearing pressure is 240 kPa. The
base of the footing is 1.5 m. below the grade. Assume weight of concrete to
be 24 kN/m³ and that of soil to be 18 kN/m³. The total depth of footing is
600 mm with a steel covering of 100 mm.
Which of the following gives the effective soil pressure.
? Which of the following gives the dimension of the footing.
Which of the following gives the moment at critical section.
Transcribed Image Text:A column 450 mm x 450 mm square supports a dead load of 1000 kN and a live load of 780 kN. The allowable soil bearing pressure is 240 kPa. The base of the footing is 1.5 m. below the grade. Assume weight of concrete to be 24 kN/m³ and that of soil to be 18 kN/m³. The total depth of footing is 600 mm with a steel covering of 100 mm. Which of the following gives the effective soil pressure. ? Which of the following gives the dimension of the footing. Which of the following gives the moment at critical section.
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